Medically reviewed by Michael Menna, DO Key Takeaways The circulatory system carries oxygen and nutrients throughout the body and removes waste.The lymphatic system helps fight disease by creating and ...

The circulatory system is essential for the transfer of nutrients and oxygen to all cells of the body. The system consists of the heart and the blood vessels whose branches run throughout the body.

The human skeletal system consists of all of the bones, cartilage, tendons, and ligaments in the body. Altogether, the skeleton makes up about 20 percent of a person’s body weight. An adult’s skeleton ...

Organ system is a group of organs that work with one another in order to perform a particular task or set of tasks. Various organ systems of the Human Body are Digestive System, Circulatory System, ...

The skeletal system is made up of your bones and creates the support structure for the rest of your tissue and organs. Your skeletal system gives your body shape, supports your muscles, provides ...

There are about 30-40 billion white blood cells present in our body to fight against infective and foreign organisms. On average, human blood circulates through the whole body every 23 seconds.